Stock Drive Products/Sterling Instrument - SDP/SI - Custom Gear Machining Services from SI

As a custom and standard gear manufacturer, Sterling Instrument is unsurpassed. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - New Video Release Slip-Ease® Mechanical Clutches

These clutches are commonly used for overload protection to prevent injury and machine failure, but have a wide variety of other applications such as tension control and positioning retention hinges like the ones in reclining chairs. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Universal Joints From SI

Double Universal Joints From SI Features Telescoping Extension Slides For Easy Lateral Movement (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Right Angle Helical Gear Drives From SI

Right Angle Helical Gear Drives From SI, Designed to Add Keyed Shafting. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - SUPER-PLAST® Acetal Gears with Brass Inserts - SDP

The Economy of Plastic with the Positive Fastening Characteristics of Metal on Metal. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - 1/5" Pitch Pulleys from SDP

1/5" Pitch Timing Belt Pulleys From SDP Feature Superior Fairloc® Hub Fastening System (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Universal Joints From SDP

Expanded Line of SUPER-PLAST® Inch & Metric Double Universal Joints Feature Higher Strength-To-Weight Ratio (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Mini-Lash Gears eliminate backlash in gear trains

Manufactured by Sterling Instrument, Mini-Lash gears are interchangeable with conventional gears. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Sonic Belt Tension Meter From SDP

Sonic Belt Tension Meter: Fast, Accurate Tension Readings (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - THINK SMALL.. Miniature Components for Big Ideas

SDP/SI is an expert manufacturer and distributor of precision miniaturecomponents. SDP/SI provides a comprehensive selection of fine pitch inch and metric spur gears, mini pitch belts and pulleys as well as miniature shafts & shafting accessories. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Acetal or Sintered Bronze Pressbearings from SDP.

These bearings are used in a wide variety of products, including business machines, motors, power tools, medical devices, and computer peripherals. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - FHT® 1, 2 and 3 mm pitch timing belts from SDP

Polyurethane mini-pitch timing belts are designed for miniature applications. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - AGMA 10 Quality Helical Gears From SI

Precision helical gears made to AGMA Quality 10 specs. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Base-Mounted Spring-Powered Reels From SDP

These compact base-mounted spring-powered reels are designed for counterbalancing, retrieving, retracting and product security applications such as door closers, cable retractors, hose retrievers, tool head returns, plus cabinet and furniture components. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Polyurethane Timing Belts with Fiberglass cords

These belts have fiberglass tensile cords arranged in S and Z configurations that provide even greater breaking strength than their steel counterparts, resulting in a high load carrying capacity. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Fairloc® Anti-Backlash Gears From SI

These cost-effective gears are compact, self-contained and offer a small gear hub envelope. Each gear is composed of a set of two gear halves that give the appearance of a split gear. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Unique Lattice Couplings From SI

New Couplings from SI feature unique lattice design which allows for very large axial, radial, and angular misalignments while transmitting high torque loads with zero backlash. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Metric Gear Racks and Joining Gauges from SI

Gear racks are used to convert rotational motion into linear motion. In theory, a rack is an unrolled gear with an infinite pitch diameter. A rack will mesh with all gears of the same pitch. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Precision Belt Drive Applications with Posi-Drive

Posi-drive belts and sprockets have excellent chemical and abrasion resistance, making them suitable for medical and food processing applications. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Miniature Slip Clutches Feature Unique Design

These clutches are ideal for compact applications requiring tension control of paper, film, wire, etc. Examples include paper handling, packaging equipment, conveyors, and textile machinery. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - High Stress Deflection with Constant Force Springs

These Constant force springs are designed to be used in any application that requires a smooth, even, uniform load through the entire length of travel (deflection) for retracting or extending. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - High Precision Extension Springs from SI

These extension springs sare well suited for use in anti-backlash gears, as well as all types of instrumentation applications. The constant resisting force prevents imprecise placement of indexes. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Lightweight and Durable Universal Joints from SDP

Molded SUPERPLAST® Universal Joints From SDP are developed for a wide variety of instrumentation applications, these joints have thick-walled molded plastic hubs for a lightweight, durable and economical design. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - We Do What Others Can't: Gear Cutting – SI

Sterling Instrument boasts an extensive gear and rack cutting facility that allows them to provide the perfect standard or custom gear for your application every time. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Module 0.5, Precision Spur Gears with Hub from SI

Precision spur gears are stocked in 3 and 5 mm face widths and have bore diameters of 10 mm. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Open, Closed, and Adjustable Linear Ball Bearings

These linear ball bearings utilizing endless recirculating balls are available from Sterling Instrument in standard and heavy-duty types and in open, closed and adjustable styles. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Precision Module 0.5 Hubless Spur Gears From SI

— Made to ISO Class 7 Specs and stocked in both 303 stainless steel and 2024 anodized aluminum. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - The Ultimate Fastening Device: Shaftloc® from SDP

Simplistic, easily assembled and cost effective, Shaftloc® is the superior way to fasten rotating parts. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Easily Machinable, ACME Lead Screws & Nuts – SDP

Acme Lead Screws are well suited for vertical linear motion applications and are cost effective. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Shaft Reducers / Extenders with the Fairloc® Hub

Highly precise, these shaft reducers / extenders eliminate the need for special shafting. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Synchromesh Pulleys and Cables from SDP

Unique Synchromesh Cable Drives From SDP Feature Positive Traction to Replace Conventional Drives in a Fraction of the Space. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Anti-Backlash Differentials from SI

Our patented anti-backlash differential provides a high level of precision in instrument drives, and is particularly effective at adding and subtracting shaft rotations in servo systems. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Aluminum HTD® Timing Belt Pulleys from SDP

Aluminum HTD® 3mm Timing Belt Pulleys from SDP Feature Integral Hub Locking System (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Couplings featuring the Fairloc® Hub

Bellows Couplings From SI Feature Integral Fairloc® Hub Fastening System. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Miniature Right Angle Helical Gear Drives

Miniature Right Angle Helical Gear Drives From SDP Feature Non-Corrosive, All Metal Construction (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Precision and Commercial Couplings

Rigid and flexible couplings available off-the-shelf, makes designing easier for engineers. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Miniature Right Angle Drives From SDP

Expanded Series of Miniature Right Angle Drives From SDP Feature Maintenance Free Operation (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - GT®2 Timing Belt Pulleys

2 mm Pitch GT®2 Timing Belt Pulleys From SDP Feature Integral Hub Locking System (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Standard or Custom Timing Belts, Available Now!

SDP/SI provides (metric) standard and custom timing belts in whatever size is required. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Standard or Custom Timing Belts, Available Now!

SDP/SI is one of the largest manufacturers and suppliers of timing belt sleeving anywhere. (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Spur Gears with Patented Fairloc® Hub

Spur Gears From Sterling Instrument Feature the Patented Fairloc® Integral Fastening System (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Right Angle Ratio Drives From SDP/SI

Right Angle Ratio Drives Manufactured by SDP Feature Non-Corrosive All Metal Construction (read more)

Stock Drive Products/Sterling Instrument - SDP/SI - Miniature Pillow Block Ball Bearings

SDP offers miniature pillow block ball bearings from Spyraflo. (read more)